Back

barron词汇 I

barron词汇 I



1683. ichthyology

释义: study of fish

例句: Jacques Cousteau's rpograms about sea life have advanced the cause of ichthyology.



1684. icon

释义: religious image; idol

例句: The icons on the walls of the church were painted in the 13th century.



1685. iconoclastic

释义: attacking cherished traditions

例句: George Bernard Shaw's iconoclastic plays often startled more conventional people.



1686. ideology

释义: ideas of a group of people

例句: That ideology is dangerous to this country because it embraces undemocratic philosophies.



1687. idiom

释义: spcial usage in language

例句: I could not understand their idioms because literal translation made no sense.



1688. idiosyncrasy

释义: peculiarity; eccentricity

例句: One of his personal idiosyncrasies was his habit of rinsing all cutlery given him in a restaurant.



1689. idiosyncratic

释义: private; peculiar to an individual

例句: Such behavior is idiosyncratic, it is as easily identifiable as a signature.



1690. idolatry

释义: worship of idols; excessive admiration

例句: Such idolatry of singers of country music is typical of the excessive enthusiasm of youth.



1691. idyllic

释义: charmingly carefree; simple

例句: Far from the city, she led an idyllic existence in her rural retreat.



1692. igneous

释义: produced by fire; volcanic

例句: Lava, pumice, and other igneous rocks are found in great abundance around Mount Vesuvius near Naples.



1693. ignite

释义: kindle; light

例句: When Desi crooned, "Baby, light my fire," literal-minded Lucy looked around for some paper to ignite.



1694. ignoble

释义: of lowly origin; unworthy

例句: This plan is inspired by ignoble motives and I must, therefore, oppose it.



1695. ignominious

释义: disgraceful

例句: The country smarted under the ignominious defeat and dreamed of the day when it would be victorious.



1696. illicit

释义: illegal

例句: The defense attorney claimed that the police had entrapped his client; that is, they had elicited the illicit action of which they now accuse of him.



1697. illimitable

释义: infinite

例句: Human beings, having explored the far corners of the earth, are now reaching out into illimitable space.



1698. illuminate

释义: brighten; clear up or make understandable; enlighten

例句: Just as a lamp can illuminate a dark room, a perceptive comment can illuminate a knotty problem.



1699. illusion

释义: misleading vision

例句: It is easy to create an optical illusion in which lines of equal length appear different.



1700. illusive

释义: deceiving

例句: This is only a mirage; let us not be fooled by its illusive effect.



1701. illusory

释义: deceptive; not real

例句: Unfortunately, the costs of running the lemonade stand were so high that Tom's profits proved illusory.



1702. imbalance

释义: lack of balance or symmetry; disproportion

例句: Because of the great imbalance between the number of men and women invited, the dance was unsuccessful.



1703. imbecility

释义: weakness of mind

例句: I am amazed at the imbecility of the readers of these trashy magazines.



1704. imbibe

释义: drink in

例句: The dry soil imbibed the rain quickly.



1705. imbroglio

释义: complicated situation; perplexity; entanglement

例句: He was called in to settle the imbroglio but failed to bring harmony into the situation.



1706. imbue

释义: saturate, fill

例句: His visits to the famous Gothic cathedrals imbued him with feelings of awe and reverence.



1707. immaculate

释义: pure; spotless

例句: The West Point cadets were immaculate as they lined up for inspection.



1708. imminent

释义: near at hand; impending

例句: Rosa was such a last-minute worker that she could never start writing a paper till the deadline was imminent.



1709. immobility

释义: state of being immovable

例句: Modern armies cannot afford the luxury of immobility, as they are vulnerable to attack while standing still.



1710. immolate

释义: offer as a sacrifice

例句: The tribal kind offered to immolate his daughter to quiet the angry gods.



1711. immure

释义: imprison; shut up in confinement

例句: For the two weeks before the examination, the student immureed himself in his room and concentrated upon his studies.



1712. immutable

释义: unchangeable

例句: Scientists are constantly seeking to discover the immutable laws of nature.



1713. impair

释义: worsen; diminish in value

例句: This arrest will impair her reputation in the community.



1714. impale

释义: pierce

例句: He was impaled by the spear hurled by his adversary.



1715. impalpable

释义: imperceptible; intangible

例句: The ash is so fine that it is impalpable to the touch but it can be seen as a fine layer covering the window ledge.



1716. impasse

释义: predicament from which there is no escape

例句: In this impasse, all turned to prayer as their last hope.



1717. impassive

释义: without feeling; not affected by pain

例句: The Native American has been incorrectly depicted as an impassive individual, undemonstrative and stoical.



1718. impeach

释义: charge with crime in office; indict

例句: The angry congressman wanted to impeach the President for his misdeeds.



1719. impeccable

释义: faultless

例句: He was proud of his impeccable manners.



1720. impecunious

释义: without money

例句: Now that he was wealthy, he gladly contributed to funds to assist impecunious and disbled persons.



1721. impede

释义: hinder; block

例句: The special prosecutor determined that the Attorney General, though inept, had not intentionally set out to impede the progress of the investigation.



1722. impediment

释义: hindrance; stumbling-block

例句: She had a speech impediment that prevented her from speaking clearly.



1723. impending

释义: nearing; approaching

例句: The entire country was saddened by the news of his impending death.



1724. impenetrable

释义: not able to be pierced or entered

例句: How could the murderer have gotten into the locked room? To Watson, the mystery, like the room, was impenetrable.



1725. impenitent

释义: not repentant

例句: We could see by his brazen attitude that he was impenitent.



1726. imperial

释义: like an emperor; related to an empire

例句: When hotel owner Leona Helmsley appeared in ads as Queen Leona standing guard over the Palace Hotel, her critics mocked her imperial fancies.



1727. imperiousness

释义: lordliness; domineering manner; arrogance

例句: His imperiousness indicated that he had long been accustomed to assuming command.



1728. impermeable

释义: impervious; not permitting passage through its substance

例句: This new material is impermeable to liquids.



1729. impertinent

释义: insolent

例句: I regard your remarks as impertinent and I resent them.



1730. imperturbable

释义: calm; placid

例句: Wellington remained imperturbable and in full command of the situation in spite of the hyteria and panic all around him.



1731. impervious

释义: not penetrable; not permitting passage through

例句: You cannot change their habits for their minds are impervious to reasoning.



1732. impetuous

释义: violent; hasty; rash

例句: We tried to curb his impetuous behavior because we felt that in his haste he might offend some people.



1733. impetus

释义: moving force; incentive; stimulus

例句: A new federal highway program would create jobs and five added impetus to our economic recovery.



1734. impiety

释义: irreverence; wickedness

例句: We must regard your blasphemy as an act of impiety.



1735. impinge

释义: infringe; touch; collide with

例句: How could they be married without impinging on one another's freedom?



1736. impious

释义: irreverent

例句: The congregation was offended by her impious remarks.



1737. implacable

释义: incapable of being pacified

例句: Madame Defarge was the implacable enemy of the Evremonde family.



1738. implausible

释义: unlikely; unbelievable

例句: Though her alibi seened implausible, it in fact turned out to be true.



1739. implement

释义: put into effect; supply with tools

例句: The mayor was unwilling to implement the plan until she was sure it had the governor's backing.



1740. implication

释义: that which is hinted at or suggested

例句: If I understand the implications of your remark, you do not trust our captain.



1741. implicit

释义: understood but not stated

例句: Jack never told Jill he adored her; he believed his love was implicit in his deeds.



1742. implore

释义: beg

例句: He implored her to give him a second chance.



1743. imply

释义: suggest a meaning not expressed

例句: Even though your statement does not declare that you are at war with that country, your actions imply that that is the actual situation.



1744. impolitic

释义: not wise

例句: I think it is impolitic to raise this issue at the present time because the public is too angry.



1745. imponderable

释义: weightless

例句: I can evaluate the data gathered in this study; the imponderable items are not so easily analyzed.



1746. import

释义: significance

例句: I feel that you have not grasped the full import of the message sent tous by the enemy.



1747. importunate

释义: urging; demanding

例句: He tried to hide from his importunate creditors until his allowance arrived.



1748. importune

释义: beg persistently

例句: Democratic and Republican phone solicitors importuned her for contributions so frequently that she decided to give nothing to either party.



1749. imposture

释义: assuming a false identity; masquerade

例句: She was imprisoned for her imposture of a doctor.



1750. impotent

释义: weak; ineffective

例句: Although he wished to break the nicotine habit, he found himself impotent in resisisting the craving for a cigarette.



1751. imprecation

释义: curse

例句: Roused from the bed at what he considered an ungodly hour, Roy muttered imprecations under his breath.



1752. impregnable

释义: invulnerable

例句: Until the development of the airplane as a military weapon, the fort was considered impregnable.



1753. impromptu

释义: without previous preparation

例句: Her listeners were amazed that such a thorough presentation could be made in an impromptu speech.



1754. impropriety

释义: state of being inappropriate

例句: Because of the impropriety of his costume, he was denied entrance into the dining room.



1755. improvident

释义: thriftless

例句: He was constantly being warned to mend his improvident ways and begin to "save for a rainy day."



1756. improvise

释义: compose on the spur of the moment

例句: She would sit at the piano and improvise for hours on themes from Bach and Handel.



1757. imprudent

释义: lacking caution; injudicious

例句: It is imprudent to exercise vigorously and become overheated when you are unwell.



1758. impugn

释义: doubt; challenge; gainsay

例句: I cannot impugn your honesty without evidence.



1759. impuissance

释义: powerlessness; feebleness

例句: The lame duck President was frustrated by his shift from enormous power to relative impuissance.



1760. impunity

释义: freedom from punishment

例句: The bully mistreated everyone in the class with impunity for he felt that no one would dare retaliate.



1761. impute

释义: attribute; ascribe

例句: If I wished to impute blame to the officers in charge of this program, I would state my feelings definitely and immediately.



1762. inadvertently

释义: carelessly; unintentionally; by oversight

例句: She inadvertently omitted two questions on the examination and mismarked her answer sheet.



1763. inalienable

释义: not to be taken away; nontransferable

例句: The Declaration of Independence mentions the inalienable rights that all of us possess.



1764. inane

释义: silly; senseless

例句: Such comments are inane because they do not help us solve our program.



1765. inanimate

释义: lifeless

例句: she was asked to identify the still and inanimate body.



1766. inarticulate

释义: speechless; producing indistinct speech

例句: He became inarticulate with rage and uttered sounds without meaning.



1767. inaugurate

释义: begin formally; install in office

例句: The candidate promised that he would inaugurate a new nationwide health care plan as soon as he was inaugurated as president.



1768. incandescent

释义: stikingly bright; shining with intense heat

例句: If you leave on an incandescent light bulb, it quickly grows too hot to touch.



1769. incantation

释义: singing or chanting of magical formula

例句: Uttering incantations to make the brew more potent, the witch doctor stirred the liquid in the caldron.



1770. incapacitate

释义: disable

例句: During the winter, many people were incapacitated by respiratory ailments.



1771. incarcerate

释义: imprison

例句: The warden will incarcerate the felon after conviction.



1772. incarnate

释义: endowed with flesh; personified

例句: Your attitude is so fiendish that you must be a devil incarnate.



1773. incarnation

释义: act of assuming a human body and human nature

例句: The incarnation of Jesus Christ is a basic tenet of Christian theology.



1774. incendiary

释义: arsonist

例句: The fire spread in such an unusual manner that the fire department chiefs were certain that it had been set by an incendiary.



1775. incense

释义: enrage; infuriate

例句: Unkindness to children incensed her.



1776. incentive

释义: spur; motive

例句: Students who dislike school must be given an incentive to learn.



1777. inception

释义: start; beginning

例句: She was involved with the project from its inception.



1778. incessant

释义: uninterrupted

例句: The crickets kept up an incessant chirping that disturbed our attempts to fall asleep.



1779. inchoate

释义: recently begun; rudimentary; elementary

例句: Before the Creation, the world was an inchoate mass.



1780. incidence

释义: rate of occurrence; particular occurrence

例句: Health professionals expressed great concern over the high incidence of infant mortality in major urban areas.



1781. incidental

释义: not essential; minor

例句: The scholarship covered his major expenses at college and some of his incidental expenses as well.



1782. incipient

释义: beginning; in an early stage

例句: I will go to sleep early for I want to break an incipient cold.



1783. incisive

释义: cutting; sharp

例句: His incisive remarks made us see the fallacy in our plans.



1784. incite

释义: arouse to action

例句: The demogogue incited the mob to take action into its own hands.



1785. inclement

释义: stormy; unkind

例句: I like to read a good book in inclement weather.



1786. incline

释义: slope; slant

例句: The architect recommended that the nursing home's ramp be rebuilt because its incline was too steep for wheelchairs.



1787. inclined

释义: tending or leaning toward; bent

例句: Though I am inclined to be skeptical, the witness's manner inclines me to believe his story.



1788. inclusive

释义: tending to include all

例句: The comedian turned down the invitation to join the Player's Club, saying any club that would let him in was too inclusive for him.



1789. incognito

释义: with identity concealed; using an assumed name

例句: The monarch enjoyed traveling throughthe town incognito and mingling with the populace.



1790. incoherent

释义: unintelligible; muddled; illogical

例句: The bereaved father sobbed and stammered, his words becoming almost incoherent in his grief.



1791. incommodious

释义: not spacious; inconvenient

例句: In their incommodious quarters, they had to improvise for closet space.



1792. incompatible

释义: inharmonious

例句: The married couple argued incessantly and finally decided to separate because they were incompatible.



1793. incongruity

释义: lack of harmony; absurdity

例句: The incongruity of his wearing sneakers with formal attire amused the observers.



1794. inconsequential

释义: insignificant; unimportant

例句: Brushing off Ali's apologies for having broken the wine glass, Tamara said, "Don't worry about it; it's inconsequential."



1795. inconsistency

释义: state of being self-contradictory; lack of uniformity or steadiness

例句: How are lawyers different from agricultural inspectors? Where lawyers check inconsistencies in witnesses' statements, agricultural inspectors check inconsistencies in Grade A eggs.



1796. incontinent

释义: lacking self-restraint

例句: His incontinent behavior off stage shocked many people and they refused to attend the plays and movies in which he appeared.



1797. incontrovertible

释义: indisputable

例句: We must yield to the incontrovertible evidence that you have presented and free your client.



1798. incorporate

释义: introduce something into a larger whole; combine; unite

例句: Breaking with precedent, President Truman ordered the military to incorporate blacks into every branch of the armed services.



1799. incorporeal

释义: immaterial; without a material body

例句: We must devote time to the needs of our incorporeal mind as well as our corporeal body.



1800. incorrigible

释义: uncorrectable

例句: Though Widow Douglass hoped to reform Huck, Miss Watson pronounced him incorrigible and said he would come to no good end.



1801. incredulity

释义: a tendency to disbelief

例句: Your incredulity in the face of all the evidence is hard to understand.



1802. incredulous

释义: withholding belief; skeptical

例句: When Jack claimed he hadn't eaten the jelly doughnut, Jill took an incredulous look at his smeared face and laughed.



1803. increment

释义: increase

例句: The new contract calls for a 10 percent increment in salary for each employee for the next two years.



1804. incriminate

释义: accuse; serve as evidence against

例句: The witness's testimony against the racketeers incriminates some high public officials as well.



1805. incubate

释义: hatch; scheme

例句: Inasmuch as our supply of electricity is cut off, we shall have to rely on the hens to incubate these eggs.



1806. incubus

释义: burden; mental care; nightmare

例句: The incubus of financial worry helped bring on her nervous breakdown.



1807. incumbent

释义: officeholder

例句: The newly elected public official received valuable advice from the present incumbent.



1808. incur

释义: bring upon oneself

例句: His parents refused to pay any future debts he might incur.



1809. incursion

释义: temporary invasion

例句: The nightly incursions and hit-and-run raids of our neighbors across the border tried the patience of the country to the point where we decided to retaliate in force.



1810. indefatigable

释义: tireless

例句: He was indefatigable in his constant efforts to raise funds for the Red Cross.



1811. indemnify

释义: make secure against loss; compensate for loss

例句: The city will indemnify all home owners whose property is spoiled by this project.



1812. indenture

释义: bind as servant or apprentice to master

例句: Many immigrants could come to America only after they had indentured themselves for several years.



1813. indeterminate

释义: uncertain; not clearly fixed; indefinite

例句: That interest rates shall rise appears certain; when they will do so, however, remains indeterminate.



1814. indicative

释义: suggestive; implying

例句: A lack of appetite may be indicative of a major mental or physical disorder.



1815. indict

释义: charge

例句: If the grand jury indicts the suspect, he will go to trial.



1816. indifferent

释义: unmoved; lacking concern

例句: Because she felt no desire to marry, she was indifferent to his constant proposals.



1817. indigence

释义: poverty

例句: Neither the economists nor the political scientists have found a way to wipe out the inequities of wealth and eliminate indigence from our society.



1818. indigenous

释义: native

例句: Tobacco is one of the indigenous plants that the early explorers found in this country.



1819. indignation

释义: anger ar an injustice

例句: He felt indignation at the ill-treatment of the helpless animals.



1820. indignity

释义: offensive or insulting treatment

例句: Although he seemed to accept cheerfully the indignities heaped upon him, he was inwardly very angry.



1821. indiscriminate

释义: choosing at random; confused

例句: She disapproved of her son's indiscriminate television viewing and decided to restrict him to educational programs.



1822. indisputable

释义: too certain to be disputed

例句: In the face of these indisputable statements, I withdraw my complaint.



1823. indissoluble

释义: permanent

例句: The indissoluble bonds of marriage are all too often being dissolved.



1824. indite

释义: write; compose

例句: Cyrano indited many letters for Christian.



1825. indolence

释义: laziness

例句: He outgrew his youthful indolence to become a model of industry and alertness on the job.



1826. indomitable

释义: unconquerable

例句: The founders of our country had indomitable willpower.



1827. indubitably

释义: beyond a doubt

例句: Because her argument was indubitably valid, the judge accepted it.



1828. induce

释义: persuade; bring about

例句: After the quarrel, Tina said nothing could induce her to talk to Tony again.



1829. inductive

释义: pertaining to induction or preceeding from the specific to the general

例句: The discovery of the planet Pluto is an excellent example of the results that can be obtained from inductive reasoning.



1830. indulgent

释义: humoring; yielding; lenient

例句: indulgent parents spoil their children by giving in to their every whim.



1831. inebriety

释义: habitual intoxication

例句: Because of his inebriety, he was discharged from his position as family chauffeur.



1832. ineffable

释义: unutterable; cannot be expressed in speech

例句: Such ineffable joy must be experienced; it cannot be described.



1833. ineffectual

释义: not effective; weak

例句: Because the candidate failed to get across his message to the public, his campaign was ineffectual.



1834. ineluctable

释义: irresistable; not to be escaped

例句: He felt that his fate was ineluctible and refused to make any attempt to improve his lot.



1835. inept

释义: lacking skill; inadequate; inappropriate

例句: inept as a carpenter, Ira was all thumbs.



1836. inequity

释义: unfairness

例句: In demanding equal pay for equal work, women protest the basic inequity of a system that allots greater financial rewards to men.



1837. inerrancy

释义: infallibility

例句: Jane refused to believe in the pope's inerrancy, reasoning: "All human beings are capable of error. The pope is a human being. Therefore, he pope is capable of error.



1838. inertia

释义: state of being inert or indisposed to move

例句: Our inertia in this matter may prove disastrous; we must move to aid our allies immediately.



1839. inevitable

释义: unavoidable

例句: Death and taxes are both inevitable.



1840. inexorable

释义: relentless; unyielding; implacable

例句: After listening to the pleas for clemency, the judge was inexorable and gave the convicted man the maximum punishment allowed by law.



1841. infallible

释义: unerring

例句: We must remember that none of us is infallible; we all make mistakes.



1842. infamous

释义: notoriously bad

例句: Jesse James was an infamous outlaw.



1843. infantile

释义: childish; infantlike

例句: When will he outgrow such infantile behavior?



1844. infer

释义: deduce; conclude

例句: We must be particularly cautious when we infer that a person is guilty on the basis of circumstantial evidence.



1845. infernal

释义: pertaining to hell; devilish

例句: They could think of no way to hinder his infernal scheme.



1846. infidel

释义: unbeliever

例句: The Saracens made war against tne infidels.



1847. infiltrate

释义: pass into or through; penetrate (an organization) sneakily

例句: In order to infiltrate enemy lines at night without being seen, the scouts darkened their faces and wore black coveralls.



1848. infinitesimal

释义: very small

例句: In the twentieth century, physicists have made their greatest discoveries about the characteristics of infinitesimal objects like the atom and its parts.



1849. infirmity

释义: weakness

例句: Her greatest infirmity was lack of willpower.



1850. inflated

释义: exaggerated; pompous; enlarged (with air or gas)

例句: His claims about the new product were inflated; it did not work as well as he had promised.



1851. influx

释义: flowing into

例句: The influx of refugees into the country has taxed the relief agencies severely.



1852. infraction

释义: violation

例句: Because of his many infractions of school regulations, he was suspended by the dean.



1853. infringe

释义: violate; encroach

例句: I think your machine infringes on my patent and intend to sue.



1854. ingenious

释义: clever

例句: He came up with a use for Styrofoam packing balls that was so ingenious that his business school professors declared it was marketable.



1855. ingenuous

释义: naive; young and unsophisticated

例句: Although she was over forty, the movie star still insisted that she be cast as an ingenuous sweet young thing.



1856. ingrained

释义: deeply established; firmly rooted

例句: Try as they would, the missionaries were unable to uproot the ingrained superstitions of the natives.



1857. ingrate

释义: ungrateful person

例句: That ingrate Bob sneered at the tie I gave him.



1858. ingratiate

释义: become popular with

例句: He tried to ingratiate himself into her parents' good graces.



1859. inherent

释义: firmly established by nature or habit

例句: His inherent love of justice compelled him to come to their aid.



1860. inhibit

释义: prohibit; restrain

例句: The child was not inhibited in her responses.



1861. inimical

释义: unfriendly; hostile

例句: She felt that they were inimical and were hoping for her downfall.



1862. inimitable

释义: matchless; not able to be imitated

例句: We admire Auden for his inimitable use of language; he is one of a kind.



1863. iniquitous

释义: unjust; wicked

例句: I cannot approve of the iniquitous methods you used to gain your present position.



1864. initiate

释义: begin; originate; receive into a group

例句: The college is about to initiate a program for reducing math anxiety among students.



1865. injurious

释义: harmful

例句: Smoking cigarettes can be injurious to your health.



1866. inkling

释义: hint

例句: This came as a complete surprise to me as I did not have the slightest inkling of your plans.



1867. innate

释义: inborn

例句: His innate talent for music was soon recognized by his parents.



1868. innocuous

释义: harmless

例句: Let him drink it; it is innocuous and will have no ill effect.



1869. innovation

释义: change; introduction of something new

例句: She loved innovatins just because they were new.



1870. innuendo

释义: hint; insinuation

例句: I can defend myself against direct accusations; innuendos and oblique attacks on my character are what trouble me.



1871. inopportune

释义: untimely; poorly chosen

例句: A rock concert is an inopportune setting for a quiet conversation.



1872. inordinate

释义: unrestrained; excessive

例句: She had an inordinate fondness for candy.



1873. inquisitor

释义: questioner (specially harsh); investigator

例句: Fearing being grilled ruthlessly by the secret police, Marsha faced her inquisitors with trepidation.



1874. insalubrious

释义: unwholesome; not healthful

例句: The mosquito-ridden swamp was an insalubrious place, a breeding ground for malarial contagion.



1875. insatiable

释义: not easily satisfied; greedy

例句: Welty's thirst for knowledge was insatiable; she was in the library day and night.



1876. inscrutable

释义: impenetrable; not readily understood; mysterious

例句: Experienced poker players try to keep their expressions inscrutable, hiding their reactions to the cards behind a so-called poker face.



1877. insensate

释义: without feeling

例句: She lay there as insensate as a log.



1878. insensible

释义: unconscious; unresponsive

例句: Sherry and I are very different; at times when I would be covered with embarrassment, she seems insensible to shame.



1879. insidious

释义: treacherous; stealthy; sly

例句: The fifth column is insidious because it works secretly within our territory for our defeat.



1880. insinuate

释义: hint; imply

例句: What are you trying to insinuate by that remark?



1881. insipid

释义: lacking in flavor; dull

例句: Flat prose and flat ginger ale are equally insipid: both lack sparkle.



1882. insolence

释义: imprudent disrespect; haughtiness

例句: How dare you treat me so rudely! The manager will hear of you insolence.



1883. insolvent

释义: bankrupt; lacking money to pay

例句: When rumors that he was insolvent reached his creditors, they began to press him for payment of the money due them.



1884. insomnia

释义: wakefulness; inability to sleep

例句: He refused to join us in a midnight cup of coffee because he claimed it gave him insomnia.



1885. insouciant

释义: indifferent; without concern or care

例句: Your insouciant attitude at such a critical moment indicates that you do not understand the gravity of the situation.



1886. instigate

释义: urge; start; provoke

例句: I am afraid that this statement will instigate a revolt.



1887. insubordinate

释义: disobedient

例句: The insubordinate private was confined to the barracks.



1888. insubstantial

释义: lacking substance; insignificant; frail

例句: His hopes for a career in acting proved insubstantial; no one would cast him, even in an insubstantial role.



1889. insularity

释义: narrow-mindedness; isolation

例句: The insularity of the islanders manifested itself in their suspicion of anyuthing foreign.



1890. insuperable

释义: insurmountable; invincible

例句: In the face of insuperable difficulties they maintained their courage and will to resist.



1891. insurgent

释义: rebellious

例句: We will not discuss reforms until the insurgent troops have returned to their homes.



1892. insurrection

释义: rebellion; uprising

例句: Given the current state of affairs in South Africa, an insurrection seems unavoidable.



1893. intangible

释义: not able to be perceived by touch; vague

例句: Though the financial benefits of his Oxford post were meager, Lewis was drawn to it by its intangible rewards: prestige, intellectual freedom, the fellowship of his peers.



1894. integral

释义: complete; necessary for completeness

例句: Physical education is an integral part of our curriculum; a sound mind and a sound body are complementary.



1895. integrate

释义: make whole; combine; make into one unit

例句: She tried to integrate all their activities into one program.



1896. integrity

释义: uprightness; wholeness

例句: Lincoln, whose personal integrity has inspired millions, fought a civil war to maintain the integrity of the republic, that these United States might remain undivided for all time.



1897. intellect

释义: higher mental powers

例句: He thought college would develop his intellect.



1898. intelligentsia

释义: intellectuals; members of the educated elite

例句: She preferred discussions about sports and politics to the literary conversations of the intelligentsia.



1899. inter

释义: bury

例句: They are going to inter the body tomorrow ar Broadlawn Cemetry.



1900. interdict

释义: prohibit; forbid

例句: Civilized nations must interdict the use of nuclear weapons if we expect out society to live.



1901. interim

释义: meantime

例句: The company will not consider our proposal until next week; in the interim, let us proceed as we have in the past.



1902. interloper

释义: intruder

例句: The merchant thought of his competitors as interlopers who were stealing away his trade.



1903. interminable

释义: endless

例句: Although his speech lasted for only twenty minutes, it seemed interminable to his bored audience.



1904. intermittent

释义: periodic; on and off

例句: Our picnic was marred by intermittent rains.



1905. internecine

释义: mutually destructive

例句: The rising death toll on both sides indicates the internecine natire of his conflict.



1906. interpolate

释义: insert between

例句: She talked so much that I could not interpolate a single remark.



1907. interregnum

释义: period between two reigns

例句: Henry VIII desperately sought a male heir because he feared the civil strife that might occur if any prolonged interregum succeeded his death.



1908. interrogate

释义: question closely; cross-examine

例句: Knowing that the Nazis would interrogate him about his background, the secret agent invented a cover story that would help him meet their quesions.



1909. intervene

释义: come between

例句: She intervened in the argument between her two sons.



1910. intimate

释义: hint

例句: She intimated rather than stated her preferences.



1911. intimidation

释义: fear

例句: A ruler who maintains his power by intimidation is bound to develop clandestine resistance.



1912. intractable

释义: unruly; refractory

例句: The horse was intractable and refused to enter the starting gate.



1913. intransigence

释义: state of stubborn unwillingness to compromise

例句: The intransigence of both parties in the dispute makes an early settlement almost impossible to obtain.



1914. intrepid

释义: fearless

例句: For his intrepid conduct in battle, he was promoted.



1915. intrinsically

释义: essentially; inherently; naturally

例句: Although my grandmother's china has intrinsically little value, I shall always cherish it for the memories it evokes.



1916. introspective

释义: looking within oneself

例句: We all have our introspective moments during which we examine our souls.



1917. introvert

释义: one who is introspective; inclined to think more about oneself

例句: In his poetry, he reveals that he is an introvert by his intense interest in his own problems.



1918. intrude

释义: trespass; enter as an uninvited person

例句: She hesitated to intrude on their conversation.



1919. intuition

释义: power of knowing without reasoning

例句: She claimed to know the truth by intuition.



1920. inundate

释义: overflow; flood

例句: The tremendous waves inundated the town.



1921. inured

释义: accustomed; hardened

例句: She became inured to the Alaskan cold.



1922. invalidate

释义: weaken; destroy

例句: The relatives who received little or nothing sought to invalidate the will by claiming that the deceased had not been in his right mind when he signed the document.



1923. invective

释义: abuse

例句: He had expected criticism but not the invective that greeted his proposal.



1924. inveigh

释义: denounce; utter censure or invective

例句: He inveighed against the demagoguery of the previous speaker and urged that the audience reject his philosophy as dangerous.



1925. inveigle

释义: lead astray; wheedle

例句: She was inveigled into joining the club after an initial reluctance.



1926. inverse

释义: opposite

例句: There is an inverse ratio between the strength of light and its distance.



1927. invert

释义: turn upside down or inside out

例句: When he inverted his body in a hand stand, he felt the blood rush to his head.



1928. inveterate

释义: deep-rooted; habitual

例句: She is an inveterate smoker and cannot break the habit.



1929. invidious

释义: designed to create ill will or envy

例句: We disregarded her invidious remarks because we realized how jealous she was.



1930. invincible

释义: unconquerable

例句: Superman is invincible.



1931. inviolability

释义: security from being destroyed, corrupted or profaned

例句: They respected the inviolability of her faith and did not try to change her manner of living.



1932. invoke

释义: call upon; ask for

例句: She invoked her advisor's aid in filling out her financial aid forms.



1933. invulnerable

释义: incapable of injury

例句: Achilles was invulnerable except in his heel.



1934. iota

释义: very small quantity

例句: She hadn't an iota of common sense.



1935. irascible

释义: irritable; easily angered

例句: Her irascible temper frightened me.



1936. irate

释义: angry

例句: When John's mother found out that he had overthrown his checking account for the third month in a row, she was so irate that she could scarcely speak to him.



1937. iridescent

释义: exhibiting rainbowlike colors

例句: She admired the iridescent hues of the oil that floated on the surface of the water.



1938. irksome

释义: annoying; tedious

例句: He found working on the assembly line irksome because of the monotony of the operation he had to perform.



1939. ironic

释义: occurring in an unexpected and contrary manner

例句: It is ironic that his success came when he least wanted it.



1940. irony

释义: hidden sarcasm or satire; use of words that convey a meaning opposite to the literal meaning

例句: Gradually his listeners began to realize that the excessive praise he was lavishing was merely irony; he was actually denouncing his opponent.



1941. irreconsilable

释义: incompatible; not able to be resolved

例句: Because the separated couple were irreconcilable, the marriage counselor recommended a divorce.



1942. irrelevant

释义: not applicable; unrelated

例句: This statement is irrelevant and should be disregarded by the jury.



1943. irremediable

释义: incurable; uncorrectable

例句: The error she made was irremediable; she could see no way to repair it.



1944. irreparable

释义: not able to be corrected or repaired

例句: Your apology cannot atone for the irreparable damage you have done to her reputation.



1945. irrepressible

释义: unable to be restrained or held back

例句: Her high spirits were irrepressible.



1946. irresolute

释义: uncertain how to act; weak

例句: She had no respect for him because he seemed weak-willed and irresolute.



1947. irreverent

释义: lacking proper respect

例句: The worshippers resented her irreverent remarks about their faith.



1948. irrevocable

释义: unalterable

例句: Let us not brood over past mistakes since they are irrevocable.



1949. isotope

释义: varying form of an element

例句: The study of the isotopes of uranium led to the development of the nuclear bomb.



1950. isthmus

释义: narrow neck of land connecting two larger bodies of land

例句: In a magnificent feat of engineering, Goethals and his men cut through the isthmus of Panama in constructing the Panama Canal.



1951. itinerant

释义: wandering; traveling

例句: He was an itinerant peddler and traveled through Pennsylvania and Virginia selling his wares.



1952. itinerary

释义: plan of a trip

例句: Before leaving for his first visit to France and England, he discussed his itinerary with people who had been there and with his travel agent.



1953. intersperse

释义: scatter

例句: The molecules will intersperse throughout the space according to the second law of thermodynamics.



1954. inquisitive

释义: unduly curious; prying; seeking knowledge

例句: We need more inquisitive students in this school; lectures are dull.